i practiced it for eight years in the navy. up was lucky to get into the computer business at that time -- i was really lucky to get into the computer business at that time. i started my own company and it all worked out. people bought computers but they could not use them. they could not make the software. so we would sell the whole thing. hardware, software, we operated 24 hours a day, seven days a week. that went over the world and the whistle that to general motors -- and then we sold that to general motors. then i started a new company that was very successful also. it is now a part of dell. >> are the presidential campaigns the most surprising part of your life when you look back? >> it was a tough experience. >> you can say i see what i did what i did in terms of my public education, my military service and business career but what made me decide to run for president? >> this was not that rational but that was something i stuck with. if you do not have a well educated population, it is even less rational. if we can get b